: Billing Counting Window - XML Representation
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<CodeSystem xmlns="http://hl7.org/fhir">
<id value="billing-counting-window"/>
<text>
<status value="generated"/>
<div xmlns="http://www.w3.org/1999/xhtml"><p class="res-header-id"><b>Generated Narrative: CodeSystem billing-counting-window</b></p><a name="billing-counting-window"> </a><a name="hcbilling-counting-window"> </a><p>This case-sensitive code system <code>https://fhir.cognovis.de/praxis/CodeSystem/billing-counting-window</code> defines the following codes:</p><table class="codes"><tr><td style="white-space:nowrap"><b>Code</b></td><td><b>Display</b></td><td><b>Definition</b></td></tr><tr><td style="white-space:nowrap">day<a name="billing-counting-window-day"> </a></td><td>Day</td><td>The calendar day containing the service.</td></tr><tr><td style="white-space:nowrap">session<a name="billing-counting-window-session"> </a></td><td>Session</td><td>The clinical or billing session containing the service.</td></tr><tr><td style="white-space:nowrap">treatment-case<a name="billing-counting-window-treatment-case"> </a></td><td>Treatment case</td><td>The treatment or billing case containing the service.</td></tr><tr><td style="white-space:nowrap">illness-case<a name="billing-counting-window-illness-case"> </a></td><td>Illness case</td><td>The illness episode containing the service.</td></tr><tr><td style="white-space:nowrap">physician-case<a name="billing-counting-window-physician-case"> </a></td><td>Physician case</td><td>The case formed by a patient and one physician.</td></tr><tr><td style="white-space:nowrap">quarter<a name="billing-counting-window-quarter"> </a></td><td>Quarter</td><td>The calendar quarter containing the service.</td></tr><tr><td style="white-space:nowrap">calendar-year<a name="billing-counting-window-calendar-year"> </a></td><td>Calendar year</td><td>The calendar year containing the service.</td></tr><tr><td style="white-space:nowrap">participation-year<a name="billing-counting-window-participation-year"> </a></td><td>Participation year</td><td>A year anchored to enrollment or contract participation.</td></tr><tr><td style="white-space:nowrap">lifetime<a name="billing-counting-window-lifetime"> </a></td><td>Lifetime</td><td>The complete known lifetime of the counting subject.</td></tr><tr><td style="white-space:nowrap">life-day<a name="billing-counting-window-life-day"> </a></td><td>Life day</td><td>A day indexed from the patient's date of birth.</td></tr><tr><td style="white-space:nowrap">life-week<a name="billing-counting-window-life-week"> </a></td><td>Life week</td><td>A week indexed from the patient's date of birth.</td></tr><tr><td style="white-space:nowrap">life-month<a name="billing-counting-window-life-month"> </a></td><td>Life month</td><td>A month indexed from the patient's date of birth.</td></tr><tr><td style="white-space:nowrap">life-year<a name="billing-counting-window-life-year"> </a></td><td>Life year</td><td>A year indexed from the patient's date of birth.</td></tr><tr><td style="white-space:nowrap">rolling-days<a name="billing-counting-window-rolling-days"> </a></td><td>Rolling days</td><td>A parameterized number of days anchored to the service.</td></tr><tr><td style="white-space:nowrap">pregnancy<a name="billing-counting-window-pregnancy"> </a></td><td>Pregnancy</td><td>The pregnancy episode containing the service.</td></tr><tr><td style="white-space:nowrap">treatment-week<a name="billing-counting-window-treatment-week"> </a></td><td>Treatment week</td><td>A seven-day window indexed from the start of the treatment episode containing the service, independent of the calendar week boundary.</td></tr><tr><td style="white-space:nowrap">calendar-week<a name="billing-counting-window-calendar-week"> </a></td><td>Calendar week</td><td>The calendar week containing the service, delimited by the week boundaries of the applicable calendar rather than by the treatment.</td></tr><tr><td style="white-space:nowrap">cycle-case<a name="billing-counting-window-cycle-case"> </a></td><td>Cycle case</td><td>The treatment cycle containing the service, where care is organised as repeating cycles and each cycle counts separately.</td></tr><tr><td style="white-space:nowrap">reproduction-case<a name="billing-counting-window-reproduction-case"> </a></td><td>Reproduction case</td><td>The reproductive treatment case containing the service, spanning the measures that belong to one treatment attempt.</td></tr><tr><td style="white-space:nowrap">subsequent-quarter-after-anchor<a name="billing-counting-window-subsequent-quarter-after-anchor"> </a></td><td>Subsequent quarter after anchor</td><td>A calendar quarter that follows the quarter containing a declared anchor event. The direction is fixed by this concept: the window always lies after the anchor. Which event anchors the window is supplied as a parameter and is never part of this concept, and a scope qualifier used with this concept must not declare a conflicting direction.</td></tr><tr><td style="white-space:nowrap">service-occurrence<a name="billing-counting-window-service-occurrence"> </a></td><td>Service occurrence</td><td>A single billed occurrence (service line) of the service the rule references, so that the rule applies within each occurrence individually rather than within any calendar or case boundary. When the rule constrains an add-on service, the counted occurrence is the service line of the base service the add-on accompanies, never the add-on's own line.</td></tr><tr><td style="white-space:nowrap">billing-account<a name="billing-counting-window-billing-account"> </a></td><td>Billing account</td><td>The single billing account (claim document, for example a German Schein) containing the service, so that counting restarts with each account rather than at a calendar or case boundary. One treatment case may span several accounts, which is what distinguishes this window from the treatment case.</td></tr></table></div>
</text>
<url
value="https://fhir.cognovis.de/praxis/CodeSystem/billing-counting-window"/>
<identifier>
<system value="urn:ietf:rfc:3986"/>
<value value="urn:oid:2.16.840.1.113883.3.7985.16.16"/>
</identifier>
<version value="1"/>
<name value="BillingCountingWindowCS"/>
<title value="Billing Counting Window"/>
<status value="active"/>
<experimental value="false"/>
<date value="2026-08-22T18:18:46+02:00"/>
<publisher value="cognovis GmbH"/>
<contact>
<name value="cognovis GmbH"/>
<telecom>
<system value="url"/>
<value value="https://www.cognovis.de"/>
</telecom>
<telecom>
<system value="email"/>
<value value="info@cognovis.de"/>
</telecom>
</contact>
<description
value="Regime-neutral time windows over which billing rules count, compare, or aggregate facts."/>
<jurisdiction>
<coding>
<system value="urn:iso:std:iso:3166"/>
<code value="DE"/>
</coding>
</jurisdiction>
<copyright
value="Copyright 2026+ cognovis GmbH. Cognovis-authored material is licensed under Apache-2.0; third-party material retains its own terms as documented in THIRD_PARTY_NOTICES.md."/>
<caseSensitive value="true"/>
<content value="complete"/>
<count value="22"/>
<concept>
<code value="day"/>
<display value="Day"/>
<definition value="The calendar day containing the service."/>
</concept>
<concept>
<code value="session"/>
<display value="Session"/>
<definition
value="The clinical or billing session containing the service."/>
</concept>
<concept>
<code value="treatment-case"/>
<display value="Treatment case"/>
<definition
value="The treatment or billing case containing the service."/>
</concept>
<concept>
<code value="illness-case"/>
<display value="Illness case"/>
<definition value="The illness episode containing the service."/>
</concept>
<concept>
<code value="physician-case"/>
<display value="Physician case"/>
<definition value="The case formed by a patient and one physician."/>
</concept>
<concept>
<code value="quarter"/>
<display value="Quarter"/>
<definition value="The calendar quarter containing the service."/>
</concept>
<concept>
<code value="calendar-year"/>
<display value="Calendar year"/>
<definition value="The calendar year containing the service."/>
</concept>
<concept>
<code value="participation-year"/>
<display value="Participation year"/>
<definition
value="A year anchored to enrollment or contract participation."/>
</concept>
<concept>
<code value="lifetime"/>
<display value="Lifetime"/>
<definition value="The complete known lifetime of the counting subject."/>
</concept>
<concept>
<code value="life-day"/>
<display value="Life day"/>
<definition value="A day indexed from the patient's date of birth."/>
</concept>
<concept>
<code value="life-week"/>
<display value="Life week"/>
<definition value="A week indexed from the patient's date of birth."/>
</concept>
<concept>
<code value="life-month"/>
<display value="Life month"/>
<definition value="A month indexed from the patient's date of birth."/>
</concept>
<concept>
<code value="life-year"/>
<display value="Life year"/>
<definition value="A year indexed from the patient's date of birth."/>
</concept>
<concept>
<code value="rolling-days"/>
<display value="Rolling days"/>
<definition
value="A parameterized number of days anchored to the service."/>
</concept>
<concept>
<code value="pregnancy"/>
<display value="Pregnancy"/>
<definition value="The pregnancy episode containing the service."/>
</concept>
<concept>
<code value="treatment-week"/>
<display value="Treatment week"/>
<definition
value="A seven-day window indexed from the start of the treatment episode containing the service, independent of the calendar week boundary."/>
</concept>
<concept>
<code value="calendar-week"/>
<display value="Calendar week"/>
<definition
value="The calendar week containing the service, delimited by the week boundaries of the applicable calendar rather than by the treatment."/>
</concept>
<concept>
<code value="cycle-case"/>
<display value="Cycle case"/>
<definition
value="The treatment cycle containing the service, where care is organised as repeating cycles and each cycle counts separately."/>
</concept>
<concept>
<code value="reproduction-case"/>
<display value="Reproduction case"/>
<definition
value="The reproductive treatment case containing the service, spanning the measures that belong to one treatment attempt."/>
</concept>
<concept>
<code value="subsequent-quarter-after-anchor"/>
<display value="Subsequent quarter after anchor"/>
<definition
value="A calendar quarter that follows the quarter containing a declared anchor event. The direction is fixed by this concept: the window always lies after the anchor. Which event anchors the window is supplied as a parameter and is never part of this concept, and a scope qualifier used with this concept must not declare a conflicting direction."/>
</concept>
<concept>
<code value="service-occurrence"/>
<display value="Service occurrence"/>
<definition
value="A single billed occurrence (service line) of the service the rule references, so that the rule applies within each occurrence individually rather than within any calendar or case boundary. When the rule constrains an add-on service, the counted occurrence is the service line of the base service the add-on accompanies, never the add-on's own line."/>
</concept>
<concept>
<code value="billing-account"/>
<display value="Billing account"/>
<definition
value="The single billing account (claim document, for example a German Schein) containing the service, so that counting restarts with each account rather than at a calendar or case boundary. One treatment case may span several accounts, which is what distinguishes this window from the treatment case."/>
</concept>
</CodeSystem>
